A method of swing on a swing is disclosed, in which a user positioned on a standard swing suspended by two chains from a substantially horizontal tree branch induces side to side motion by pulling alternately on one chain and then the other.
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| Number | Title | Issue Date |
| 6219412 | Choice of guaranteed vs. bumpable conference call reservations Participants in a pre-planned conference call are permitted to make reservations for ports on a conference bridge that are either guaranteed or bumpable. Guaranteed reservations are fulfilled regardless of subsequent requests for conference bridge space, ... | 04/17/2001 |
| 6011801 | Rate control of channels on a time division multiplex bus Information flow in the form of individual channels of digital data across a time division multiplex (TDM) bus is controlled when the bandwidth bc of an individual channel may not be integrally related to the bandwidth bt of individu... | 01/04/2000 |
| 5978889 | Multiple device data transfer utilizing a multiport memory with opposite oriented memory page rotation for transmission and reception A quad-port random access memory (RAM) is accessed simultaneously by a input-output (I/O) device, a digital signal processor (DSP), and a system bus with no need for any request/granted handshake. The I/O device, DSP, and system bus all constitute respect... | 11/02/1999 |
| 5930762 | Computer aided risk management in multiple-parameter physical systems A computer method manages risk in multiple-parameter physical systems performing interrelated activities, where at least one of such activities is risk-related in that it may have an outcome level which may fall outside of boundary limits. The method esta... | 07/27/1999 |
| 5825779 | PBX networking with quality of service control A networking node for interconnecting a local telephone switch such as a private branch exchange (PBX) with other such switches through other nodes, with respective internodal multichannel digital transmission links interconnecting the various nodes, prov... | 10/20/1998 |
| 5786730 | Variable gain amplifier providing substantially uniform magnitude output signal An amplifier circuit (1) is arranged to amplify a signal of variable magnitude from a photodiode (3) having capacitive characteristics. The circuit (1) comprises a first feedback path containing a voltage controlled variable resistor (8) for varying the g... | 07/28/1998 |
| 5467344 | Packet data transmission with asynchronous bandwidth switching The bandwidth of a packet data transmission node is switched asynchronously without interruption of data transmission and with a minimum of circuit complexity. In particular, a packet channel is permitted to "breathe", gaining bandwidth when additional ba... | 11/14/1995 |
| 5394402 | Hub for segmented virtual local area network with shared media access A hub for a segmented virtual local area network with shared media access has at least one internal port for receiving and transmitting digital data messages within the hub and may have at least one external port for receiving and transmitting digital dat... | 02/28/1995 |